code: def test_unweighted(self):
      hinge_obj = hinge_metrics.Hinge()
      y_true = np.array([[0.0, 1.0, 0.0, 1.0], [0.0, 0.0, 1.0, 1.0]])
      y_pred = np.array(
          [[-0.3, 0.2, -0.1, 1.6], [-0.25, -1.0, 0.5, 0.6]]
      )
      hinge_obj.update_state(y_true, y_pred)
      result = hinge_obj.result()
      self.assertAllClose(0.506, result, atol=1e-3)
  
file_path: keras/keras/metrics/hinge_metrics_test.py
imports: import numpy
  from keras import testing
  from keras.metrics import hinge_metrics
label_desc: Use image node_id 2 for calling the HingeTest obj's underlying member method code with example usage: obj.test_unweighted() without return types